CBSE Class 9 Science Collection of Assignments

PHYSICS MODULES

Module : 9P (01 & 02)

Chapter : Motion

Contents:

1. Motion in Living and Non-Living things.

2. Uniform and Non-Uniform Motion.

3. Distance Traversed and Displacement

4. Scalar and Vector Quantities.

5. Speed and velocity

Learning Objectives

The students will:

1. Understand and distinguish between Rest and Motion

2. Understand Scalar and Vector quantities.

3. Differentiate between Uniform and Non-Uniform motion.

4. Understand and explain the meaning of Average Speed.

Key Term

Scalars and Vectors, Distance and Displacement, Average Speed, Velocity, Average Velocity

Module : 9P (03 & 04)

Chapter : Motion

Contents:

1. Velocity and Acceleration

2. Graphs: Distance – Time

Displacement – Time

Speed – Time

Velocity – Time

Learning Objectives

The students will:

1. Understand the concept of Acceleration.

2. Understand the importance of graphs.

3. Learn how to plot graphs.

4. Compute Speed and Acceleration from graphs.

Module : 9P (05)

Chapter : Motion

Contents :

1. Derivation of three Equation of Motion (By numerical as well as by graphical method)

2. Numerical based on Equations of Motion

3. Circular Motion (qualitative idea)

Learning Objectives

The students will:

1. Understand the relation between Acceleration, Velocity and Time.

2. Derive the three Equations of Motion.

3. Solve numericals.

4. Explain Circular Motion and identify it as an accelerated motion.

Key Terms

1. Angular displacement 2. Angular velocity

Module : 9P (06)

Chapter : Force & Laws of Motion

Contents :

1. Forces and its consequences.

2. Balanced and Unbalanced forces.

3. Newton‟s I Law of Motion.

4, Inertia of a body.

5. Inertia & Mass

6. Second Law of Motion

7. Mathematical Formulation of Second Law of Motion - Momentum

8. Numerical

Learning Objectives

The students will:

1. Be able to learn about Force and its consequences.

2. Think about various phenomenon in nature and to relate them to Newton‟s I law.

3. Understand and appreciate the importance of inertia in daily life

4. Be able to solve numerical problems.

5 Relate Inertia with Mass.

6 Realize the importance of Newton‟s II law in everyday life. Key Terms

1. Resultant Force 2. Balanced Forces 3. Unbalanced Forces

4. Inertia 5. Momentum

Module : 9P (07)

Chapter : Force & Laws of Motion

Contents :

1. Third law of Motion

2. Conservation of Momentum

3. Numerical

Learning Objectives

The students will:

1. Realize that forces do not occur in isolation but in pairs.

2. Appreciate the importance of Newton III Law of Motion in daily life.

3. Understand the concept of Action and Reaction forces.

4. Apply Conservation of Momentum in daily life.

Key Terms

1. Isolated System 2. Action 3. Reaction

Module : 9P (08)

Chapter: Gravitation

Contents:

1. Meaning of Gravitation.

2. Universal Law of Gravitation.

3. Importance of the Universal law of Gravitation.

4. Free Fall.

5. Motion of objects under the influence of gravitational force of the Earth

6. Mass

7. Weight

8. Weight of an object on the Moon.

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